Home / 916,535.28-1,374,358.48-537,579.80

Finding the Fourth Proportional to 916,535.28, 1,374,358.48 and 537,579.80

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Solution

The fourth proportional to 916,535.28, 1,374,358.48 and 537,579.80 is: 806,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,535.28 : 1,374,358.48 = 537,579.80 : x
  2. Step 2: Convert to fraction form
    916,535.28/1,374,358.48 = 537,579.80/x
  3. Step 3: Cross multiply
    916,535.28x = 1,374,358.48 × 537,579.80
  4. Step 4: Simplify right side
    916,535.28x = 738,827,356,806.70
  5. Step 5: Solve for x
    x = 738,827,356,806.70/916,535.28
  6. Step 6: Final answer
    x = 806,109.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.